George O'HanlonGeorge O'Hanlon was 39 in So You Never Tell a Lie as 'Joe McDoakes'.
Rodney BellRodney Bell was 36 in So You Never Tell a Lie as 'Eager Beaver Troop Leader (uncredited)'.
Phyllis CoatesPhyllis Coates was 25 in So You Never Tell a Lie as 'Alice McDoakes (uncredited)'.
Jack MowerJack Mower was 61 in So You Never Tell a Lie as 'Joe's Co-Worker (uncredited)'.
Anne O'NealAnne O'Neal was 58 in So You Never Tell a Lie as 'Genevieve Batten (uncredited)'.
Emory ParnellEmory Parnell was 59 in So You Never Tell a Lie as 'Mr. Batten (uncredited)'.
Richard L. BareRichard L. Bare was 38 in So You Never Tell a Lie as 'Director, Writer'Ernest MillerErnest Miller was 67 in So You Never Tell a Lie as 'Director of Photography'Gordon HollingsheadGordon Hollingshead would have been no older than 60 in So You Never Tell a Lie as 'Producer'Marshall EyansonMarshall Eyanson was 44 in So You Never Tell a Lie as 'Editor'
William LavaWilliam Lava was 41 in So You Never Tell a Lie as 'Music'Stanley FleischerStanley Fleischer was 49 in So You Never Tell a Lie as 'Art Direction'Charles LangCharles Lang was 43 in So You Never Tell a Lie as 'Sound'